Home / 331,823.01-457,954.64-188,604.59

Finding the Fourth Proportional to 331,823.01, 457,954.64 and 188,604.59

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Solution

The fourth proportional to 331,823.01, 457,954.64 and 188,604.59 is: 260,296.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,823.01 : 457,954.64 = 188,604.59 : x
  2. Step 2: Convert to fraction form
    331,823.01/457,954.64 = 188,604.59/x
  3. Step 3: Cross multiply
    331,823.01x = 457,954.64 × 188,604.59
  4. Step 4: Simplify right side
    331,823.01x = 86,372,343,883.00
  5. Step 5: Solve for x
    x = 86,372,343,883.00/331,823.01
  6. Step 6: Final answer
    x = 260,296.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.